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Player profile

Szwaj, Jacek

Standard: 1932 Rapid: 1933 Blitz: 1866 (last updated 2026-11-02)
FIDE ID: 1147919 (view FIDE profile)
Federation: POL Sex: M Birth Year: 1988 Age: 38
Title: — Women's title: — Other title: — FOA title: —
Games: 15 Wins: 6 (40%) Draws: 2 (13%) Losses: 7 (47%)
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Dossier

15 of 15 games analyzed.

Accuracy: 87.6%
Opened e4: 9/9
Castled kingside: 10Same-side castling: 9Castled queenside: 3Did not castle: 2Opposite-side castling: 1
Played in the center: 8Played on the kingside: 6Fianchettoed queenside: 4Fianchettoed kingside: 4Played on the queenside: 1
Active pieces: 13Backward pawn: 11Kept the bishop pair: 8Space advantage: 7Initiated exchanges: 7Missed tactics: 7Sacrificed material: 7Avoided exchanges: 3Isolated pawn: 3Played gambits: 2
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Openings

Click "+" to add that group to the games list below. Multiple groups can be added at once.

As White 9 games 3W 1D 5L
Sicilian Defense 4 games 1W 1D 2L
Dragon Variation 2 games 1W 0D 1L
Classical Variation 1 game 0W 0D 1L
Yugoslav Attack, Main Line 1 game 1W 0D 0L
Hyperaccelerated Pterodactyl 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Taimanov Variation 1 game 0W 1D 0L
Bastrikov Variation 1 game 0W 1D 0L
Caro-Kann Defense 2 games 1W 0D 1L
Panov Attack 2 games 1W 0D 1L
(unspecified) 1 game 0W 0D 1L
Main Line 1 game 1W 0D 0L
Pirc Defense 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
Scandinavian Defense 1 game 0W 0D 1L
Mieses-Kotroc Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 6 games 3W 1D 2L
Sicilian Defense 3 games 1W 0D 2L
Nyezhmetdinov-Rossolimo Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Lasker-Pelikan Variation 1 game 1W 0D 0L
Sveshnikov Variation, Chelyabinsk Variation 1 game 1W 0D 0L
Mengarini Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Catalan Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Queen's Pawn Game 1 game 1W 0D 0L
London System 1 game 1W 0D 0L
with e6 1 game 1W 0D 0L
Semi-Slav Defense 1 game 0W 1D 0L
Normal Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Blunders Top 4 of 101

This player's costliest moves in analyzed games. Can you find the winning move?

2026.06.03 · 71. Kd4 (−43.6% win chance) 0-1
Kozlowski, Dominik
Szwaj, Jacek
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2026.06.03 · 66. Nf2 (−34.4% win chance) 0-1
Kozlowski, Dominik
Szwaj, Jacek
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2026.04.14 · 29. Re4 (−31.2% win chance) 0-1
Stefanik, Marcin
Szwaj, Jacek
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2026.04.13 · 39. Ra7 (−30.1% win chance) 1-0
Rzewucki, Jan
Szwaj, Jacek
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View blunders & mistakes
Games Showing all 15 games
Date Event Round Color Opponent Result Accuracy % First moves